{"product_id":"auc10172-deck-flat-idler-pulley-for-john-deere-z335e-z525e-z535m-z535r-ztrak-2x","title":"AUC10172 Deck Flat Idler Pulley for John Deere Z335E Z525E Z535M Z535R ZTrak 2X","description":"\u003cstrong\u003eThis 2-Pack Deck Flat Idler Pulley is a replacement flat idler pulley compatible with John Deere Z335E, Z525E, Z535M, Z535R, and ZTrak mowers, and matches OEM part number AUC10172.\u003c\/strong\u003e \u003ch2\u003eProduct Overview\u003c\/h2\u003e \u003cp\u003eThe Deck Flat Idler Pulley (AUC10172) maintains proper belt tension and alignment on your John Deere mower deck, reducing slippage and wear on drive belts. This 2-pack of Deck Flat Idler Pulleys replaces seized or noisy originals, restoring smooth deck operation and consistent cut quality. Each Deck Flat Idler Pulley is built to OEM dimensions for a direct drop-in fit on compatible ZTrak and zero-turn models.\u003c\/p\u003e \u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e \u003cul\u003e \u003cli\u003ePrecision-machined flat belt contact surface ensures consistent grip and minimal belt wear\u003c\/li\u003e \u003cli\u003eHigh-grade steel body with sealed ball bearing delivers smooth, quiet rotation and long service life\u003c\/li\u003e \u003cli\u003eDirect replacement for John Deere AUC10172 — no modifications, shims, or adapters required\u003c\/li\u003e \u003cli\u003eCorrosion-resistant coating withstands moisture, grass clippings, and outdoor storage\u003c\/li\u003e \u003cli\u003eIncludes two pulleys to replace both front or side deck idlers in a single service\u003c\/li\u003e \u003cli\u003eEngineered to meet or exceed factory performance for reliable belt tracking under load\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eJohn Deere Z335E\u003c\/li\u003e \u003cli\u003eJohn Deere Z525E\u003c\/li\u003e \u003cli\u003eJohn Deere Z535M\u003c\/li\u003e \u003cli\u003eJohn Deere Z535R\u003c\/li\u003e \u003cli\u003eJohn Deere ZTrak series (additional models that call for AUC10172)\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eCommon Uses\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eReplacing a seized, worn, or noisy deck idler pulley on residential and commercial zero-turn mowers\u003c\/li\u003e \u003cli\u003eRestoring correct belt alignment and tension after a belt failure or slipping incident\u003c\/li\u003e \u003cli\u003eRoutine drive system maintenance during annual mower service or deck belt replacement\u003c\/li\u003e \u003cli\u003eUsed by landscapers, lawn care professionals, and DIY owners to keep mower decks running smoothly\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e AUC10172\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Flat Idler Pulley\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 2 per pack\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBearing Type:\u003c\/strong\u003e Sealed ball bearing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel with corrosion-resistant finish\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatible Equipment:\u003c\/strong\u003e John Deere ZTrak zero-turn mowers\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this a direct factory replacement for John Deere part AUC10172?\u003cstrong\u003e A:\u003c\/strong\u003e Yes, each pulley is manufactured to OEM specifications and drops directly into place without any modifications.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this 2-pack fit John Deere models not listed in the fitment?\u003cstrong\u003e A:\u003c\/strong\u003e The pulley is confirmed for Z335E, Z525E, Z535M, Z535R, and ZTrak series. For unlisted models, verify that your deck requires part number AUC10172; if it does, this set will fit.\u003c\/p\u003e \u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53679673377041,"sku":"ZZ3A00609","price":83.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/57_c7e88761-ba51-48d4-a4cb-37f891b5d128.jpg?v=1781652568","url":"https:\/\/www.duraforce.com\/products\/auc10172-deck-flat-idler-pulley-for-john-deere-z335e-z525e-z535m-z535r-ztrak-2x","provider":"DURAFORCE","version":"1.0","type":"link"}